Schulzrinne, H. (2014) Internet protocol-based emergency services [cd]. [Erscheinungsort nicht ermittelbar]: [Wiley]. doi:10.1002/9781119993858.
Chicago Manual of Style 17th edition (full note)Schulzrinne, Henning. Internet protocol-based emergency services. Cd. [Erscheinungsort nicht ermittelbar]: [Wiley], [2014?], [Erscheinungsort nicht ermittelbar]: [Wiley], [2014?]. https://doi.org/10.1002/9781119993858.
American Psychological Association 7th editionSchulzrinne, H. (ca. 2014). Internet protocol-based emergency services [Cd]. [Wiley]. https://doi.org/10.1002/9781119993858
Modern Language Association 9th editionSchulzrinne, H. Internet protocol-based emergency services. cd, [Wiley], 2014, https://doi.org/10.1002/9781119993858.
ISO-690 (author-date, Deutsch)SCHULZRINNE, Henning, 2014. Internet protocol-based emergency services. [Erscheinungsort nicht ermittelbar]: [Wiley]. ISBN 9781119993841